Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)
The 4R70W has the following features:
- Wide ratio gears
- Four speeds
- Rear wheel drive
- Automatic
- Electronic shift
- Torque converter clutch control
- Line pressure controls
The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.
4R70W Automatic Transmission

Automatic Transaxle/Transmission
General Specifications
a - MERCON V is not interchangeable at this time with the current MERCON
fluids. Check the
transmission fluid level indicator to determine the correct fluid and refer to
the ...
Identification Tags
All vehicles are equipped with a Vehicle Certification Label, located
on the driver side door lock post.
For correct transmission identification, refer to the code in the space
marked TR.
...
Other materials:
Battery Disconnect
WARNING: Batteries normally produce explosive gases which can
cause personal injury.
Therefore, do not allow flames, sparks or lighted substances to come
near the battery, always
shield your face and protect your eyes. Always provide ventilation.
...
Stoplamps
Refer to Wiring Diagrams Cell 90 , Turn/Stop/Hazard Lamps for
schematic and connector information.
Special Tool(s)
73III Automotive Meter or
equivalent
105-R0057
Inspection and Verification
1. Verify the customer concerns.
2. Visually ...
Cleaning products
For best results, use the following products or products of equivalent
quality:
Motorcraft Bug and Tar Remover (ZC-42)
Motorcraft Custom Bright Metal Cleaner (ZC-15)
Motorcraft Detail Wash (ZC-3-A)
Motorcraft Dusting Cloth (ZC-24)
Motorcraft Engine Shampoo and ...
